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Finding the Fourth Proportional to 363,316.26, 545,061.90 and 113,998.26

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Solution

The fourth proportional to 363,316.26, 545,061.90 and 113,998.26 is: 171,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,316.26 : 545,061.90 = 113,998.26 : x
  2. Step 2: Convert to fraction form
    363,316.26/545,061.90 = 113,998.26/x
  3. Step 3: Cross multiply
    363,316.26x = 545,061.90 × 113,998.26
  4. Step 4: Simplify right side
    363,316.26x = 62,136,108,192.29
  5. Step 5: Solve for x
    x = 62,136,108,192.29/363,316.26
  6. Step 6: Final answer
    x = 171,024.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.